<template>
	<div class="p-2">
		<transition :enter-active-class="proxy?.animate.searchAnimate.enter"
			:leave-active-class="proxy?.animate.searchAnimate.leave">
			<div v-show="showSearch" class="search">
				<el-form ref="queryFormRef" :model="queryParams" :inline="true">
					<el-form-item label="分类名称" prop="categoryName">
						<el-input v-model="queryParams.categoryName" placeholder="请输入分类名称" clearable @keyup.enter="handleQuery" />
					</el-form-item>
					<el-form-item>
						<el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
						<el-button icon="Refresh" @click="resetQuery">重置</el-button>
					</el-form-item>
				</el-form>
			</div>
		</transition>

		<el-card shadow="never">
			<template #header>
				<el-row :gutter="10" class="mb8">
					<el-col :span="1.5">
						<el-button type="primary" plain icon="Plus" @click="handleAdd()"
							v-hasPermi="['workflow:category:add']">新增</el-button>
					</el-col>
					<el-col :span="1.5">
						<el-button type="info" plain icon="Sort" @click="handleToggleExpandAll">展开/折叠</el-button>
					</el-col>
					<right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
				</el-row>
			</template>
			<el-table ref="categoryTableRef" v-loading="loading" :data="categoryList" row-key="categoryId" border
				:default-expand-all="isExpandAll" :tree-props="{ children: 'children', hasChildren: 'hasChildren' }">
				<el-table-column label="分类名称" prop="categoryName" width="260" />
				<el-table-column label="显示顺序" align="center" prop="orderNum" width="200" />
				<el-table-column label="创建时间" align="center" prop="createTime" width="180" />
				<el-table-column label="操作" fixed="right" align="center" class-name="small-padding fixed-width">
					<template #default="scope">
						<el-tooltip content="修改" placement="top">
							<el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)"
								v-hasPermi="['workflow:category:edit']" />
						</el-tooltip>
						<el-tooltip content="新增" placement="top">
							<el-button link type="primary" icon="Plus" @click="handleAdd(scope.row)"
								v-hasPermi="['workflow:category:add']" />
						</el-tooltip>
						<el-tooltip content="删除" placement="top">
							<el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)"
								v-hasPermi="['workflow:category:remove']" />
						</el-tooltip>
					</template>
				</el-table-column>
			</el-table>
		</el-card>
		<el-dialog :title="dialog.title" v-model="dialog.visible" width="500px" append-to-body>
			<el-form ref="categoryFormRef" :model="form" :rules="rules" label-width="80px">
				<el-form-item label="上级分类" prop="parentId">
					<el-tree-select v-model="form.parentId" :data="categoryOptions"
						:props="{ value: 'categoryId', label: 'categoryName', children: 'children' }" value-key="categoryId"
						placeholder="请选择上级分类" check-strictly />
				</el-form-item>
				<el-row :gutter="20">
					<el-col :span="12">
						<el-form-item label="分类名称" prop="categoryName">
							<el-input v-model="form.categoryName" placeholder="请输入分类名称" />
						</el-form-item>
					</el-col>
					<el-col :span="12">
						<el-form-item label="排序" prop="orderNum">
							<el-input-number v-model="form.orderNum" controls-position="right" :min="0" />
						</el-form-item>
					</el-col>
				</el-row>
			</el-form>
			<template #footer>
				<div class="dialog-footer">
					<el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
					<el-button @click="cancel">取 消</el-button>
				</div>
			</template>
		</el-dialog>
	</div>
</template>

<script setup name="Category">
import { listCategory, getCategory, delCategory, addCategory, updateCategory } from '@/api/workflow/category';
const { proxy } = getCurrentInstance();
const categoryList = ref([]);
const categoryOptions = ref([]);
const buttonLoading = ref(false);
const showSearch = ref(true);
const isExpandAll = ref(true);
const loading = ref(false);

const queryFormRef = ref();
const categoryFormRef = ref();
const categoryTableRef = ref();

const dialog = reactive({
	visible: false,
	title: ''
});

const initFormData = {
	categoryId: undefined,
	categoryName: '',
	parentId: undefined,
	orderNum: 0
};

const data = reactive({
	form: { ...initFormData },
	queryParams: {
		categoryName: undefined
	},
	rules: {
		categoryId: [{ required: true, message: '流程分类ID不能为空', trigger: 'blur' }],
		parentId: [{ required: true, message: '请选择上级分类', trigger: 'change' }],
		categoryName: [{ required: true, message: '请输入分类名称', trigger: 'blur' }]
	}
});

const { queryParams, form, rules } = toRefs(data);

/** 查询流程分类列表 */
const getList = async () => {
	loading.value = true;
	const res = await listCategory(queryParams.value);
	const data = proxy?.handleTree(res.data, 'categoryId', 'parentId');
	if (data) {
		categoryList.value = data;
		loading.value = false;
	}
};

/** 查询流程分类下拉树结构 */
const getTreeselect = async () => {
	const res = await listCategory();
	categoryOptions.value = [];
	// 处理树形数据
	const data = proxy?.handleTree(res.data, 'categoryId', 'parentId');
	if (data) {
		categoryOptions.value = data; // 将处理后的树形数据赋值
	}
};

// 取消按钮
const cancel = () => {
	reset();
	dialog.visible = false;
};

// 表单重置
const reset = () => {
	form.value = { ...initFormData };
	categoryFormRef.value?.resetFields();
};

/** 搜索按钮操作 */
const handleQuery = () => {
	getList();
};

/** 重置按钮操作 */
const resetQuery = () => {
	queryFormRef.value?.resetFields();
	handleQuery();
};

/** 新增按钮操作 */
const handleAdd = (row) => {
	reset();
	getTreeselect();
	if (row?.categoryId) {
		form.value.parentId = row.categoryId;
	} else {
		form.value.parentId = undefined;
	}
	dialog.visible = true;
	dialog.title = '添加流程分类';
};

/** 展开/折叠操作 */
const handleToggleExpandAll = () => {
	isExpandAll.value = !isExpandAll.value;
	toggleExpandAll(categoryList.value, isExpandAll.value);
};

/** 展开/折叠操作 */
const toggleExpandAll = (data, statusn) => {
	data.forEach((item) => {
		categoryTableRef.value?.toggleRowExpansion(item, status);
		if (item.children && item.children.length > 0) toggleExpandAll(item.children, status);
	});
};

/** 修改按钮操作 */
const handleUpdate = async (row) => {
	reset();
	await getTreeselect();
	if (row != null) {
		form.value.parentId = row.parentId;
	}
	const res = await getCategory(row.categoryId);
	Object.assign(form.value, res.data);
	dialog.visible = true;
	dialog.title = '修改流程分类';
};

/** 提交按钮 */
const submitForm = () => {
	categoryFormRef.value?.validate(async (valid) => {
		if (valid) {
			buttonLoading.value = true;
			if (form.value.categoryId) {
				await updateCategory(form.value).finally(() => (buttonLoading.value = false));
			} else {
				await addCategory(form.value).finally(() => (buttonLoading.value = false));
			}
			proxy?.$modal.msgSuccess('操作成功');
			dialog.visible = false;
			getList();
		}
	});
};

/** 删除按钮操作 */
const handleDelete = async (row) => {
	await proxy?.$modal.confirm('是否确认删除"' + row.categoryName + '"的分类？');
	loading.value = true;
	await delCategory(row.categoryId).finally(() => (loading.value = false));
	await getList();
	proxy?.$modal.msgSuccess('删除成功');
};

onMounted(() => {
	getList();
});
</script>
